2021 Cannondale SystemSix Carbon vs 2019 Specialized Tarmac Men's Disc Comp
The 52 is the Specialized Tarmac Men's Disc Comp size closest to your 51 Cannondale SystemSix Carbon. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Specialized Tarmac Men's Disc Comp
Compared with the Cannondale SystemSix Carbon in 51, the Specialized Tarmac Men's Disc Comp in 52 places the top of the head tube 7 mm higher and about as far forward, relative to the bottom bracket. Its wheelbase is 19 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- +7 mm
- Higher front end
- Frame reach
- −1 mm
- About the same reach
- Wheelbase
- −19 mm
- Shorter: quicker to change direction
- Head angle
- +1.3°
- Steeper: sharper steering
- Chainstays
- ±0 mm
- About the same
The two frames
Cannondale SystemSix Carbon, 51Specialized Tarmac Men's Disc Comp, 52Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Cannondale SystemSix Carbon 51 | Specialized Tarmac Men's Disc Comp 52 | Difference |
|---|---|---|---|
| Reach | 381 | 380mm | −1 mm |
| Stack | 520 | 527mm | +7 mm |
| Head tube angle | 71.2 | 72.5° | +1.3° |
| Seat tube angle | 74.1 | 74° | −0.1° |
| Effective top tube | 529 | 535mm | +6 mm |
| Chainstay length | 405 | 405mm | ±0 mm |
| Wheelbase | 989 | 970mm | −19 mm |
| BB drop | 74 | 74mm | ±0 mm |
| BB height | 266 | 266mm | ±0 mm |
| Standover | 723 | 755mm | +32 mm |
| Seat tube length | 433 | 481mm | +48 mm |
| Head tube length | 114 | 126mm | +12 mm |
| Fork length | not listed | 363mm |
Differences are the Specialized Tarmac Men's Disc Comp minus the Cannondale SystemSix Carbon. Full charts: 2021 Cannondale SystemSix Carbon, 2019 Specialized Tarmac Men's Disc Comp.
Where each sits in its class
Cannondale SystemSix CarbonSpecialized Tarmac Men's Disc Comp
Each bike is ranked against the other road bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Cannondale SystemSix CarbonCarbon Ultegra | Specialized Tarmac Men's Disc CompMen's Disc Comp |
|---|---|---|
| Frame | Cannondale BallisTec | Specialized Tarmac SL6 |
| Fork | BallisTec | not listed |
| Shifter | Shimano Ultegra | Shimano Ultegra |
| Derailleur | Shimano Ultegra | Shimano Ultegra R8000, Shimano Ultegra R8000-GS |
| Cassette | Shimano 105 | Shimano Ultegra R8000 |
| Chain | Shimano HG601 | Shimano Ultegra |
| Crankset | HollowGram | Shimano Ultegra R8000 |
| Bottom bracket | Cannondale PressFit30 | not listed |
| Pedals | Not | not listed |
| Tire | Vittoria Rubino Pro Bright | Specialized Turbo Pro |
| Rim | Vision SC55 | not listed |
| Brake | Shimano Ultegra | Shimano Ultegra R8070 |
| Handlebar | HollowGram KNØT SystemBar | not listed |
| Stem | HollowGram KNØT | not listed |
| Bar tape | Cannondale Tape | not listed |
| Seatpost | HollowGram 60 KNØT | not listed |
| Saddle | Prologo Dimension STN NDR | Specialized Toupe Comp |
| Wheelset | not listed | DT Swiss R470 |
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